* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f4f7fb;
            color: #1e293b;
            line-height: 1.7;
            padding: 0 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.06);
            border-radius: 32px;
            padding: 24px 32px 40px;
            margin-top: 20px;
            margin-bottom: 40px;
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0 12px;
            border-bottom: 2px solid #e9edf2;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #c0392b, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #c0392b;
            font-size: 1.8rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #1e293b;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #f0f2f5;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
        }
        nav a {
            text-decoration: none;
            color: #334155;
            font-weight: 600;
            font-size: 0.95rem;
            padding: 6px 12px;
            border-radius: 40px;
            transition: background 0.2s, color 0.2s;
            white-space: nowrap;
        }
        nav a:hover {
            background: #e9edf2;
            color: #c0392b;
        }
        nav a.active {
            background: #c0392b;
            color: #fff;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
            font-size: 0.85rem;
            color: #64748b;
            padding: 12px 0 4px;
            width: 100%;
        }
        .breadcrumb a {
            color: #c0392b;
            text-decoration: none;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span.sep {
            color: #94a3b8;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin: 32px 0 16px;
            color: #0f172a;
            letter-spacing: -0.02em;
        }
        h1 i {
            color: #c0392b;
            margin-right: 12px;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #e9edf2;
            color: #0f172a;
            letter-spacing: -0.01em;
        }
        h2 i {
            color: #c0392b;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 32px 0 12px;
            color: #1e293b;
        }
        h3 i {
            color: #e67e22;
            margin-right: 8px;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 24px 0 10px;
            color: #334155;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #1e293b;
        }
        ul,
        ol {
            margin: 0 0 20px 24px;
            font-size: 1.05rem;
            color: #1e293b;
        }
        li {
            margin-bottom: 6px;
        }
        strong {
            color: #0f172a;
            font-weight: 700;
        }
        em {
            font-style: italic;
            color: #c0392b;
        }
        .highlight-box {
            background: #fef9e7;
            border-left: 5px solid #e67e22;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .insight-box {
            background: #eef2ff;
            border-left: 5px solid #3b82f6;
            padding: 20px 24px;
            border-radius: 12px;
            margin: 24px 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .stat-card {
            background: #f8fafc;
            border-radius: 16px;
            padding: 20px 16px;
            text-align: center;
            border: 1px solid #e2e8f0;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.06);
        }
        .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #c0392b;
            display: block;
        }
        .stat-card .label {
            font-size: 0.95rem;
            color: #475569;
            font-weight: 500;
            margin-top: 4px;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: 20px;
        }
        .featured-image figcaption {
            padding: 12px 16px;
            font-size: 0.9rem;
            color: #64748b;
            background: #f8fafc;
            text-align: center;
            font-style: italic;
        }
        .search-section {
            background: #f1f5f9;
            border-radius: 20px;
            padding: 28px 32px;
            margin: 40px 0 24px;
        }
        .search-section form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #e2e8f0;
            border-radius: 60px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.2s, box-shadow 0.2s;
            background: #fff;
        }
        .search-section input[type="text"]:focus {
            border-color: #c0392b;
            box-shadow: 0 0 0 4px rgba(192, 57, 43, 0.12);
        }
        .search-section button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 60px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: #a93226;
        }
        .search-section button:active {
            transform: scale(0.97);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin: 40px 0 24px;
        }
        @media (max-width: 768px) {
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        .comment-section,
        .rating-section {
            background: #f8fafc;
            border-radius: 20px;
            padding: 24px 28px;
            border: 1px solid #e2e8f0;
        }
        .comment-section h3,
        .rating-section h3 {
            margin-top: 0;
            font-size: 1.3rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comment-section textarea {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 16px;
            font-size: 1rem;
            font-family: inherit;
            resize: vertical;
            min-height: 100px;
            outline: none;
            transition: border-color 0.2s;
            margin: 12px 0 8px;
        }
        .comment-section textarea:focus {
            border-color: #c0392b;
        }
        .comment-section input[type="text"] {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            margin-bottom: 12px;
            transition: border-color 0.2s;
        }
        .comment-section input[type="text"]:focus {
            border-color: #c0392b;
        }
        .comment-section button,
        .rating-section button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .comment-section button:hover,
        .rating-section button:hover {
            background: #a93226;
        }
        .comment-section button:active,
        .rating-section button:active {
            transform: scale(0.97);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            font-size: 2rem;
            margin: 12px 0 16px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #d1d5db;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #fbbf24;
        }
        footer {
            margin-top: 48px;
            padding-top: 28px;
            border-top: 2px solid #e9edf2;
        }
        footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 24px;
            align-items: flex-start;
        }
        footer .copyright {
            font-size: 0.9rem;
            color: #64748b;
            flex: 1 1 200px;
        }
        footer .copyright strong {
            color: #334155;
        }
        friend-link {
            display: block;
            background: #f1f5f9;
            padding: 18px 24px;
            border-radius: 16px;
            font-size: 0.95rem;
            color: #334155;
            margin-top: 16px;
        }
        friend-link a {
            color: #c0392b;
            text-decoration: none;
            font-weight: 600;
            margin: 0 4px;
        }
        friend-link a:hover {
            text-decoration: underline;
        }
        .last-update {
            font-size: 0.85rem;
            color: #94a3b8;
            margin-top: 12px;
            text-align: right;
        }
        @media (max-width: 768px) {
            .container {
                padding: 16px 16px 32px;
                border-radius: 20px;
                margin-top: 12px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            p,
            li {
                font-size: 0.98rem;
            }
            header {
                padding: 10px 0;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 6px;
                padding: 12px 0 4px;
                background: #ffffff;
                border-top: 1px solid #e9edf2;
                margin-top: 8px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                width: 100%;
                padding: 10px 16px;
                border-radius: 12px;
            }
            .breadcrumb {
                font-size: 0.78rem;
                gap: 4px 8px;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                min-width: unset;
                width: 100%;
            }
            .search-section button {
                width: 100%;
                justify-content: center;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 12px 12px 24px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .feedback-grid {
                gap: 16px;
            }
            .comment-section,
            .rating-section {
                padding: 16px 18px;
            }
            .star-rating {
                font-size: 1.6rem;
            }
        }
        .mt-1 {
            margin-top: 8px;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mt-3 {
            margin-top: 24px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .mb-2 {
            margin-bottom: 16px;
        }
        .mb-3 {
            margin-bottom: 24px;
        }
        .text-small {
            font-size: 0.9rem;
            color: #64748b;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .gap-2 {
            gap: 12px;
        }